Irish bull vs drivel

Irish bull

noun
  • A ludicrous, incongruent or logically absurd statement. 

drivel

noun
  • Nonsense; senseless talk. 

verb
  • To use up or to be used up. 

  • To move or travel slowly. 

  • To be weak or foolish; to dote. 

  • To talk nonsense; to talk senselessly; to drool. 

How often have the words Irish bull and drivel occurred in a corpus of books? (source: Google Ngram Viewer )